Gaea's Balance 
Sorcery
As an additional cost to cast this spell, sacrifice five lands. Search your library for a land card of each basic land type, put those cards onto the battlefield, then shuffle.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL